Table 30. Removal steps of system board and PC Card/Express Card slots (or ExpressCard/Smart Card slots or ExpressCard/7-in-1 Media Card Reader slots) bezel assembly

Following components soldered on the top side of the system board are extremely sensitive. When you service the system board, avoid any kind of rough handling.

CPU Video chip

MCH (Memory Controller Hub) ICH (I/O Controller Hub)

Accelerometer chip for the HDD Active Protection System

a

b

c

d

1

1

Step

Screw (quantity)

Color

Torque

 

 

 

 

 

M2 ⋅ 2.7 mm, flat-head, nylon-coated (2)

Black

0.167 Nm

 

 

 

(1.7 kgfcm)

 

 

 

 

ThinkPad T400 and R400 113

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IBM R400 manual M2 ⋅ 2.7 mm, flat-head, nylon-coated Black 167 Nm Kgfcm